Garnavillo city, Iowa
Official LSAD Designation: Garnavillo city • Census GEOID: 1929910
• Clayton County
Demographics & Population Profile
Population and demographics for Garnavillo city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 739 | — | 2025 | Census |
| Median Age | 43.7 yrs | ±13.6 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 354 | ±72 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).